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2005-03-16 Richard Henderson <rth@redhat.com>

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[BZ #721]
	* include/libc-symbols.h (__hidden_proto): Remove bogus declaration
	of internal.
	(__hidden_def1, __hidden_dot_def1): Remove.
	(__hidden_def2, __hidden_def3): Remove.
	(__hidden_ver1): New.
	(hidden_ver, hidden_def, hidden_weak): Use it.
	(hidden_data_ver, hidden_data_ver, hidden_data_weak): Use non-data
	version of the macro.
This commit is contained in:
Roland McGrath 2005-10-17 04:52:25 +00:00
parent b178c10360
commit e157a459d4
1 changed files with 11 additions and 66 deletions
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77
include/libc-symbols.h
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@ -582,78 +582,23 @@ for linking")
# define hidden_proto(name, attrs...) \
__hidden_proto (name, __GI_##name, ##attrs)
# define __hidden_proto(name, internal, attrs...) \
extern __typeof (name) internal; \
extern __typeof (name) name __asm__ (__hidden_asmname (#internal)) \
__hidden_proto_hiddenattr (attrs);
# define __hidden_asmname(name) \
__hidden_asmname1 (__USER_LABEL_PREFIX__, name)
# define __hidden_asmname1(prefix, name) __hidden_asmname2(prefix, name)
# define __hidden_asmname2(prefix, name) #prefix name
# ifdef HAVE_ASM_SET_DIRECTIVE
# define __hidden_def1(original, alias) \
ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME (alias) ASM_LINE_SEP \
.set C_SYMBOL_NAME (alias), C_SYMBOL_NAME (original)
# ifdef HAVE_ASM_GLOBAL_DOT_NAME
# define __hidden_dot_def1(original, alias) ASM_LINE_SEP \
ASM_GLOBAL_DIRECTIVE C_SYMBOL_DOT_NAME (alias) ASM_LINE_SEP \
.set C_SYMBOL_DOT_NAME (alias), C_SYMBOL_DOT_NAME (original)
# else
# define __hidden_dot_def1(original, alias)
# endif
# else
# define __hidden_def1(original, alias) \
ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME (alias) ASM_LINE_SEP \
C_SYMBOL_NAME (alias) = C_SYMBOL_NAME (original)
# ifdef HAVE_ASM_GLOBAL_DOT_NAME
# define __hidden_dot_def1(original, alias) ASM_LINE_SEP \
ASM_GLOBAL_DIRECTIVE C_SYMBOL_DOT_NAME (alias) ASM_LINE_SEP \
C_SYMBOL_DOT_NAME (alias) = C_SYMBOL_DOT_NAME (original)
# else
# define __hidden_dot_def1(original, alias)
# endif
# endif
# define __hidden_def2(...) #__VA_ARGS__
# define __hidden_def3(...) __hidden_def2 (__VA_ARGS__)
# define hidden_def(name) \
__asm__ (__hidden_def3 (__hidden_def1 (__GI_##name, name) \
__hidden_dot_def1 (__GI_##name, name)));
# define hidden_data_def(name) \
__asm__ (__hidden_def3 (__hidden_def1 (__GI_##name, name)));
# define hidden_ver(local, name) \
__asm__ (__hidden_def3 (__hidden_def1 (local, __GI_##name) \
__hidden_dot_def1 (local, __GI_##name)));
# define hidden_data_ver(local, name) \
__asm__ (__hidden_def3 (__hidden_def1 (local, __GI_##name)));
# ifdef HAVE_WEAK_SYMBOLS
# ifdef HAVE_ASM_WEAKEXT_DIRECTIVE
# define __hidden_weak1(original, alias) \
.weakext C_SYMBOL_NAME (alias), C_SYMBOL_NAME (original)
# ifdef HAVE_ASM_GLOBAL_DOT_NAME
# define __hidden_dot_weak1(original, alias) ASM_LINE_SEP \
.weakext C_SYMBOL_DOT_NAME (alias), C_SYMBOL_DOT_NAME (original)
# else
# define __hidden_dot_weak1(original, alias)
# endif
# else /* ! HAVE_ASM_WEAKEXT_DIRECTIVE */
# define __hidden_weak1(original, alias) \
.weak C_SYMBOL_NAME (alias) ASM_LINE_SEP \
C_SYMBOL_NAME (alias) = C_SYMBOL_NAME (original)
# ifdef HAVE_ASM_GLOBAL_DOT_NAME
# define __hidden_dot_weak1(original, alias) ASM_LINE_SEP \
.weak C_SYMBOL_DOT_NAME (alias) ASM_LINE_SEP \
C_SYMBOL_DOT_NAME (alias) = C_SYMBOL_DOT_NAME (original)
# else
# define __hidden_dot_weak1(original, alias)
# endif
# endif
# define hidden_weak(name) \
__asm__ (__hidden_def3 (__hidden_weak1 (__GI_##name, name) \
__hidden_dot_weak1 (__GI_##name, name)));
# define hidden_data_weak(name) \
__asm__ (__hidden_def3 (__hidden_weak1 (__GI_##name, name)));
# else
# define hidden_weak(name) hidden_def (name)
# endif
# define __hidden_ver1(local, internal, name) \
extern __typeof (name) __EI_##name __asm__(__hidden_asmname (#internal)); \
extern __typeof (name) __EI_##name \
__attribute__((alias (__hidden_asmname (#local))))
# define hidden_ver(local, name) __hidden_ver1(local, __GI_##name, name);
# define hidden_data_ver(local, name) hidden_ver(local, name)
# define hidden_def(name) __hidden_ver1(__GI_##name, name, name);
# define hidden_data_def(name) hidden_def(name)
# define hidden_weak(name) \
__hidden_ver1(__GI_##name, name, name) __attribute__((weak));
# define hidden_data_weak(name) hidden_weak(name)
# else
/* For assembly, we need to do the opposite of what we do in C:
in assembly gcc __REDIRECT stuff is not in place, so functions